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Finding the Fourth Proportional to 533,150.04, 735,747.09 and 291,433.57

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Solution

The fourth proportional to 533,150.04, 735,747.09 and 291,433.57 is: 402,178.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,150.04 : 735,747.09 = 291,433.57 : x
  2. Step 2: Convert to fraction form
    533,150.04/735,747.09 = 291,433.57/x
  3. Step 3: Cross multiply
    533,150.04x = 735,747.09 × 291,433.57
  4. Step 4: Simplify right side
    533,150.04x = 214,421,401,055.81
  5. Step 5: Solve for x
    x = 214,421,401,055.81/533,150.04
  6. Step 6: Final answer
    x = 402,178.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.